From patchwork Fri Sep 16 03:38:08 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ping-Ke Shih X-Patchwork-Id: 606989 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id F1D20C6FA91 for ; Fri, 16 Sep 2022 03:39:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230037AbiIPDjb (ORCPT ); Thu, 15 Sep 2022 23:39:31 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59670 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229838AbiIPDjA (ORCPT ); Thu, 15 Sep 2022 23:39:00 -0400 Received: from rtits2.realtek.com.tw (rtits2.realtek.com [211.75.126.72]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id B691A9F0EA for ; Thu, 15 Sep 2022 20:38:59 -0700 (PDT) Authenticated-By: X-SpamFilter-By: ArmorX SpamTrap 5.77 with qID 28G3cVF71003906, This message is accepted by code: ctloc85258 Received: from mail.realtek.com (rtexh36505.realtek.com.tw[172.21.6.25]) by rtits2.realtek.com.tw (8.15.2/2.81/5.90) with ESMTPS id 28G3cVF71003906 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=FAIL); Fri, 16 Sep 2022 11:38:31 +0800 Received: from RTEXMBS04.realtek.com.tw (172.21.6.97) by RTEXH36505.realtek.com.tw (172.21.6.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Fri, 16 Sep 2022 11:38:52 +0800 Received: from localhost (172.21.69.188) by RTEXMBS04.realtek.com.tw (172.21.6.97) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.7; Fri, 16 Sep 2022 11:38:51 +0800 From: Ping-Ke Shih To: CC: , Subject: [PATCH 4/7] wifi: rtw89: reset halt registers before turn on wifi CPU Date: Fri, 16 Sep 2022 11:38:08 +0800 Message-ID: <20220916033811.13862-5-pkshih@realtek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220916033811.13862-1-pkshih@realtek.com> References: <20220916033811.13862-1-pkshih@realtek.com> MIME-Version: 1.0 X-Originating-IP: [172.21.69.188] X-ClientProxiedBy: RTEXMBS02.realtek.com.tw (172.21.6.95) To RTEXMBS04.realtek.com.tw (172.21.6.97) X-KSE-ServerInfo: RTEXMBS04.realtek.com.tw, 9 X-KSE-AntiSpam-Interceptor-Info: trusted connection X-KSE-Antiphishing-Info: Clean X-KSE-Antiphishing-ScanningType: Deterministic X-KSE-Antiphishing-Method: None X-KSE-Antiphishing-Bases: 09/16/2022 02:51:00 X-KSE-AttachmentFiltering-Interceptor-Info: no applicable attachment filtering rules found X-KSE-Antivirus-Interceptor-Info: scan successful X-KSE-Antivirus-Info: =?big5_tw?b?Q2xlYW4sIGJhc2VzOiAyMDIyLzkvMTUgpFWkyCAxMDo1?= =?big5_tw?b?NzowMA==?= X-KSE-BulkMessagesFiltering-Scan-Result: protection disabled X-KSE-ServerInfo: RTEXH36505.realtek.com.tw, 9 X-KSE-Attachment-Filter-Triggered-Rules: Clean X-KSE-Attachment-Filter-Triggered-Filters: Clean X-KSE-BulkMessagesFiltering-Scan-Result: protection disabled Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Reset these registers to prevent firmware get false alarm after wifi CPU is running. Signed-off-by: Ping-Ke Shih --- drivers/net/wireless/realtek/rtw89/mac.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/wireless/realtek/rtw89/mac.c b/drivers/net/wireless/realtek/rtw89/mac.c index 209d17a012634..3d003c3620fc0 100644 --- a/drivers/net/wireless/realtek/rtw89/mac.c +++ b/drivers/net/wireless/realtek/rtw89/mac.c @@ -3109,6 +3109,8 @@ static int rtw89_mac_enable_cpu(struct rtw89_dev *rtwdev, u8 boot_reason, rtw89_write32(rtwdev, R_AX_HALT_H2C_CTRL, 0); rtw89_write32(rtwdev, R_AX_HALT_C2H_CTRL, 0); + rtw89_write32(rtwdev, R_AX_HALT_H2C, 0); + rtw89_write32(rtwdev, R_AX_HALT_C2H, 0); rtw89_write32_set(rtwdev, R_AX_SYS_CLK_CTRL, B_AX_CPU_CLK_EN);